[n] R. G. Wilson, “Surface Ionization Ion Sources”, in Proc. PAC'67, Washington D.C., USA, Mar. 1967, pp. 72-75.
%\cite{Wilson:PAC67} \bibitem{Wilson:PAC67} R. G. Wilson, \textquotedblleft{Surface Ionization Ion Sources}\textquotedblright, in \emph{Proc. PAC’67}, Washington D.C., USA, Mar. 1967, pp. 72--75.
@inproceedings{wilson:pac67, author = {R. G. Wilson}, title = {{Surface Ionization Ion Sources}}, booktitle = {Proc. PAC'67}, pages = {72--75}, paper = {}, venue = {Washington D.C., USA}, series = {Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1967}, language = {english} }